Dimetrodon Pérmico The horns and crest probably

The horns and crest probably had functions in communication between individuals of the same species and in competition for the attention of potential mates

beak-like skull

Deinonychus vivía en un ambiente boscoso y húmedo

making it more vulnerable to predator attacks

Dimetrodon Pérmico The horns and crest probablyDimetrodon, (D. grandis, `Wedge toothed), is an extinct genus of non mammalian synapsids that lived during the Lower Permian Kungurian Age, between 295 and 272 million years ago, was a terrestrial animal and is believed to have inhabited in swampy areas and riverbanks, near bodies of fresh water where it could find food. It is a member of the Sphenacodontidae family and is the best known of the Pelycosaurs, especially for its spectacular sail. It